Standardize usage of virtual/override/final in chrome/browser/speech

chrome/browser/speech/chrome_speech_recognition_manager_delegate.h

Index: chrome/browser/speech/chrome_speech_recognition_manager_delegate.h
diff --git a/chrome/browser/speech/chrome_speech_recognition_manager_delegate.h b/chrome/browser/speech/chrome_speech_recognition_manager_delegate.h
index 83018d2bc93b64495e113602aa25169d5de84afd..b806b9979f88cdc7a18636eac5b6415fac9c2bba 100644
--- a/chrome/browser/speech/chrome_speech_recognition_manager_delegate.h
+++ b/chrome/browser/speech/chrome_speech_recognition_manager_delegate.h
@@ -20,32 +20,35 @@ class ChromeSpeechRecognitionManagerDelegate
       public content::SpeechRecognitionEventListener {
  public:
   ChromeSpeechRecognitionManagerDelegate();
-  virtual ~ChromeSpeechRecognitionManagerDelegate();
+  ~ChromeSpeechRecognitionManagerDelegate() override;
 
  protected:
   // SpeechRecognitionEventListener methods.
-  virtual void OnRecognitionStart(int session_id) override;
-  virtual void OnAudioStart(int session_id) override;
-  virtual void OnEnvironmentEstimationComplete(int session_id) override;
-  virtual void OnSoundStart(int session_id) override;
-  virtual void OnSoundEnd(int session_id) override;
-  virtual void OnAudioEnd(int session_id) override;
-  virtual void OnRecognitionEnd(int session_id) override;
-  virtual void OnRecognitionResults(
-      int session_id, const content::SpeechRecognitionResults& result) override;
-  virtual void OnRecognitionError(
-      int session_id, const content::SpeechRecognitionError& error) override;
-  virtual void OnAudioLevelsChange(int session_id, float volume,
-                                   float noise_volume) override;
+  void OnRecognitionStart(int session_id) override;
+  void OnAudioStart(int session_id) override;
+  void OnEnvironmentEstimationComplete(int session_id) override;
+  void OnSoundStart(int session_id) override;
+  void OnSoundEnd(int session_id) override;
+  void OnAudioEnd(int session_id) override;
+  void OnRecognitionEnd(int session_id) override;
+  void OnRecognitionResults(
+      int session_id,
+      const content::SpeechRecognitionResults& result) override;
+  void OnRecognitionError(
+      int session_id,
+      const content::SpeechRecognitionError& error) override;
+  void OnAudioLevelsChange(int session_id,
+                           float volume,
+                           float noise_volume) override;
 
   // SpeechRecognitionManagerDelegate methods.
-  virtual void GetDiagnosticInformation(bool* can_report_metrics,
-                                        std::string* hardware_info) override;
-  virtual void CheckRecognitionIsAllowed(
+  void GetDiagnosticInformation(bool* can_report_metrics,
+                                std::string* hardware_info) override;
+  void CheckRecognitionIsAllowed(
       int session_id,
       base::Callback<void(bool ask_user, bool is_allowed)> callback) override;
-  virtual content::SpeechRecognitionEventListener* GetEventListener() override;
-  virtual bool FilterProfanities(int render_process_id) override;
+  content::SpeechRecognitionEventListener* GetEventListener() override;
+  bool FilterProfanities(int render_process_id) override;
 
   // Callback called by |tab_watcher_| on the IO thread to signal tab closure.
   virtual void TabClosedCallback(int render_process_id, int render_view_id);